The mission, jointly operated by the United States and India, will measure minute changes to land, ice, and ecosystems around ...

One such moment was when space craft sent back images of the Earth for the first time. Another is the discovery of life on ...

A suitcase-sized quantum sensor could soon reveal hidden water, oil, and even underground mountains—all by tracking how atoms ...

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...

Earth Day often calls to mind the environmentalists and activists leading the charge for a sustainable planet. But ...

Imagery of fractured terrain on Venus, Mars, and Jupiter’s moon Europa pinpoints environments influenced by water.